@phdthesis{Richard2015,
  author      = {Annika Richard},
  title       = {Systematic Review of Measles, Mumps and Rubella Vaccination Programs in Selected European Countries and the Influence of Migration Movements},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  year        = {2015},
}